1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 package libcore.java.text; 19 20 import java.math.BigDecimal; 21 import java.math.BigInteger; 22 import java.text.AttributedCharacterIterator; 23 import java.text.DecimalFormat; 24 import java.text.DecimalFormatSymbols; 25 import java.text.FieldPosition; 26 import java.text.NumberFormat; 27 import java.text.ParseException; 28 import java.text.ParsePosition; 29 import java.util.BitSet; 30 import java.util.Locale; 31 import junit.framework.TestCase; 32 import tests.support.Support_DecimalFormat; 33 34 public class OldDecimalFormatTest extends TestCase { 35 36 public void test_formatToCharacterIterator() throws Exception { 37 AttributedCharacterIterator iterator; 38 int[] runStarts; 39 int[] runLimits; 40 String result; 41 char current; 42 43 // For BigDecimal with multiplier test. 44 DecimalFormat df = new DecimalFormat(); 45 df.setMultiplier(10); 46 iterator = df.formatToCharacterIterator(new BigDecimal("12345678901234567890")); 47 result = "123,456,789,012,345,678,900"; 48 current = iterator.current(); 49 for (int i = 0; i < result.length(); i++) { 50 assertEquals("wrong char @" + i, result.charAt(i), current); 51 current = iterator.next(); 52 } 53 54 // For BigDecimal with multiplier test. 55 df = new DecimalFormat(); 56 df.setMultiplier(-1); 57 df.setMaximumFractionDigits(20); 58 iterator = df.formatToCharacterIterator(new BigDecimal("1.23456789012345678901")); 59 result = "-1.23456789012345678901"; 60 current = iterator.current(); 61 for (int i = 0; i < result.length(); i++) { 62 assertEquals("wrong char @" + i, result.charAt(i), current); 63 current = iterator.next(); 64 } 65 66 iterator = new DecimalFormat() 67 .formatToCharacterIterator(new BigDecimal("1.23456789E1234")); 68 runStarts = new int[] {0, 0, 2, 3, 3, 3, 6, 7, 7, 7, 10, 11, 11, 11, 14}; 69 runLimits = new int[] {2, 2, 3, 6, 6, 6, 7, 10, 10, 10, 11, 14, 14, 14, 15}; 70 result = "12,345,678,900,"; // 000,000,000,000.... 71 current = iterator.current(); 72 for (int i = 0; i < runStarts.length; i++) { 73 assertEquals("wrong start @" + i, runStarts[i], iterator.getRunStart()); 74 assertEquals("wrong limit @" + i, runLimits[i], iterator.getRunLimit()); 75 assertEquals("wrong char @" + i, result.charAt(i), current); 76 current = iterator.next(); 77 } 78 assertEquals(0, iterator.getBeginIndex()); 79 assertEquals(1646, iterator.getEndIndex()); 80 81 iterator = new DecimalFormat() 82 .formatToCharacterIterator(new BigDecimal("1.23456789E301")); 83 runStarts = new int[] {0, 0, 2, 3, 3, 3, 6, 7, 7, 7, 10, 11, 11, 11, 14}; 84 runLimits = new int[] {2, 2, 3, 6, 6, 6, 7, 10, 10, 10, 11, 14, 14, 14, 15}; 85 result = "12,345,678,900,"; // 000,000,000,000.... 86 current = iterator.current(); 87 for (int i = 0; i < runStarts.length; i++) { 88 assertEquals("wrong start @" + i, runStarts[i], iterator.getRunStart()); 89 assertEquals("wrong limit @" + i, runLimits[i], iterator.getRunLimit()); 90 assertEquals("wrong char @" + i, result.charAt(i), current); 91 current = iterator.next(); 92 } 93 assertEquals(0, iterator.getBeginIndex()); 94 assertEquals(402, iterator.getEndIndex()); 95 96 iterator = new DecimalFormat() 97 .formatToCharacterIterator(new BigDecimal("1.2345678E4")); 98 runStarts = new int[] {0, 0, 2, 3, 3, 3, 6, 7, 7, 7}; 99 runLimits = new int[] {2, 2, 3, 6, 6, 6, 7, 10, 10, 10}; 100 result = "12,345.678"; 101 current = iterator.current(); 102 for (int i = 0; i < runStarts.length; i++) { 103 assertEquals("wrong start @" + i, runStarts[i], iterator.getRunStart()); 104 assertEquals("wrong limit @" + i, runLimits[i], iterator.getRunLimit()); 105 assertEquals("wrong char @" + i, result.charAt(i), current); 106 current = iterator.next(); 107 } 108 assertEquals(0, iterator.getBeginIndex()); 109 assertEquals(10, iterator.getEndIndex()); 110 111 iterator = new DecimalFormat() 112 .formatToCharacterIterator(new BigInteger("123456789")); 113 runStarts = new int[] {0, 0, 0, 3, 4, 4, 4, 7, 8, 8, 8}; 114 runLimits = new int[] {3, 3, 3, 4, 7, 7, 7, 8, 11, 11, 11}; 115 result = "123,456,789"; 116 current = iterator.current(); 117 for (int i = 0; i < runStarts.length; i++) { 118 assertEquals("wrong start @" + i, runStarts[i], iterator.getRunStart()); 119 assertEquals("wrong limit @" + i, runLimits[i], iterator.getRunLimit()); 120 assertEquals("wrong char @" + i, result.charAt(i), current); 121 current = iterator.next(); 122 } 123 assertEquals(0, iterator.getBeginIndex()); 124 assertEquals(11, iterator.getEndIndex()); 125 } 126 127 /* 128 * Test the getter and setter of parseBigDecimal and parseIntegerOnly and 129 * test the default value of them. 130 */ 131 public void test_isParseBigDecimalLjava_lang_Boolean_isParseIntegerOnlyLjava_lang_Boolean() { 132 133 // parseBigDecimal default to false 134 DecimalFormat form = (DecimalFormat) DecimalFormat 135 .getInstance(Locale.US); 136 assertFalse(form.isParseBigDecimal()); 137 form.setParseBigDecimal(true); 138 assertTrue(form.isParseBigDecimal()); 139 140 try { 141 Number result = form.parse("123.123"); 142 assertEquals(new BigDecimal("123.123"), result); 143 } catch (ParseException e) { 144 fail("ParseException was thrown."); 145 } 146 147 form.setParseBigDecimal(false); 148 assertFalse(form.isParseBigDecimal()); 149 150 try { 151 Number result = form.parse("123.123"); 152 assertFalse(result instanceof BigDecimal); 153 } catch (ParseException e) { 154 fail("ParseException was thrown."); 155 } 156 157 // parseIntegerOnly default to false 158 assertFalse(form.isParseIntegerOnly()); 159 } 160 161 public void test_isParseIntegerOnly() { 162 163 DecimalFormat format = new DecimalFormat(); 164 assertFalse("Default value of isParseIntegerOnly is true", 165 format.isParseIntegerOnly()); 166 167 format.setParseIntegerOnly(true); 168 assertTrue(format.isParseIntegerOnly()); 169 try { 170 Number result = format.parse("123.123"); 171 assertEquals(new Long("123"), result); 172 } catch (ParseException e) { 173 fail("ParseException was thrown."); 174 } 175 176 format.setParseIntegerOnly(false); 177 assertFalse(format.isParseIntegerOnly()); 178 try { 179 Number result = format.parse("123.123"); 180 assertEquals(new Double("123.123"), result); 181 } catch (ParseException e) { 182 fail("ParseException was thrown."); 183 } 184 } 185 186 public void test_isGroupingUsed() { 187 String [] patterns = {"####.##", "######.######", "000000.000000", 188 "######.000000", "000000.######", " ###.###", "$#####.######", 189 "$$####.######"}; 190 191 for(String pattern:patterns) { 192 DecimalFormat format = new DecimalFormat(pattern); 193 assertFalse(format.isGroupingUsed()); 194 } 195 196 DecimalFormat format = new DecimalFormat("###,####"); 197 assertTrue(format.isGroupingUsed()); 198 } 199 200 // Test the type of the returned object 201 public void test_parseLjava_lang_String_Ljava_text_ParsePosition() { 202 DecimalFormat form = (DecimalFormat) DecimalFormat.getInstance(Locale.US); 203 form.setParseIntegerOnly(true); 204 form.setParseBigDecimal(true); 205 206 final String doubleMax2 = "359,538,626,972,463,141,629,054,847,463,408," 207 + "713,596,141,135,051,689,993,197,834,953,606,314,521,560,057,077," 208 + "521,179,117,265,533,756,343,080,917,907,028,764,928,468,642,653," 209 + "778,928,365,536,935,093,407,075,033,972,099,821,153,102,564,152," 210 + "490,980,180,778,657,888,151,737,016,910,267,884,609,166,473,806," 211 + "445,896,331,617,118,664,246,696,549,595,652,408,289,446,337,476," 212 + "354,361,838,599,762,500,808,052,368,249,716,736"; 213 Number number = form.parse(doubleMax2, new ParsePosition(0)); 214 assertTrue(number instanceof BigDecimal); 215 BigDecimal result = (BigDecimal)number; 216 assertEquals(new BigDecimal(Double.MAX_VALUE).add(new BigDecimal( 217 Double.MAX_VALUE)), result); 218 } 219 220 // AndroidOnly: Difference to RI 221 public void test_getMaximumIntegerDigits_AndroidOnly() { 222 final int maxIntDigit = 309; 223 224 // When use default locale, in this case zh_CN 225 // the returned instance of NumberFormat is a DecimalFormat 226 DecimalFormat form = new DecimalFormat("00.###E0"); 227 NumberFormat nform = DecimalFormat.getInstance(Locale.US); 228 nform = DecimalFormat.getInstance(Locale.US); 229 form = null; 230 if (nform instanceof DecimalFormat) { 231 form = (DecimalFormat) nform; 232 } 233 // getMaximumIntegerDigits from NumberFormat default to 309 234 // getMaximumIntegerDigits from DecimalFormat default to 309 235 // the following 2 assertions will fail on RI implementation, since the 236 // implementation of ICU and RI are not identical. RI does not give 237 // DecimalFormat an initial bound about its maximumIntegerDigits 238 // (default to Integer.MAX_VALUE: 2147483647 ) 239 assertEquals(maxIntDigit, nform.getMaximumIntegerDigits()); 240 assertEquals(maxIntDigit, form.getMaximumIntegerDigits()); 241 } 242 243 // AndroidOnly: second 0 needs to be quoted in icu. 244 // (quoting special characters in prefix and suffix necessary) 245 public void test_getMaximumIntegerDigits2() { 246 // regression test for HARMONY-878 247 assertTrue(new DecimalFormat("0\t'0'").getMaximumIntegerDigits() > 0); 248 } 249 250 public void test_setPositivePrefixLjava_lang_String() { 251 DecimalFormat format = new DecimalFormat(); 252 assertEquals("", format.getPositivePrefix()); 253 254 format.setPositivePrefix("PosPrf"); 255 assertEquals("PosPrf", format.getPositivePrefix()); 256 try { 257 assertTrue(format.parse("PosPrf123.45").doubleValue() == 123.45); 258 } catch(java.text.ParseException pe) { 259 fail("ParseException was thrown."); 260 } 261 262 format.setPositivePrefix(""); 263 assertEquals("", format.getPositivePrefix()); 264 265 format.setPositivePrefix(null); 266 assertNull(format.getPositivePrefix()); 267 } 268 public void test_setPositiveSuffixLjava_lang_String() { 269 DecimalFormat format = new DecimalFormat(); 270 assertEquals("", format.getPositiveSuffix()); 271 272 format.setPositiveSuffix("PosSfx"); 273 assertEquals("PosSfx", format.getPositiveSuffix()); 274 try { 275 assertTrue(format.parse("123.45PosSfx").doubleValue() == 123.45); 276 } catch(java.text.ParseException pe) { 277 fail("ParseException was thrown."); 278 } 279 280 format.setPositiveSuffix(""); 281 assertEquals("", format.getPositiveSuffix()); 282 283 format.setPositiveSuffix(null); 284 assertNull(format.getPositiveSuffix()); 285 } 286 public void test_setNegativePrefixLjava_lang_String() { 287 DecimalFormat format = new DecimalFormat(); 288 assertEquals("-", format.getNegativePrefix()); 289 290 format.setNegativePrefix("NegPrf"); 291 assertEquals("NegPrf", format.getNegativePrefix()); 292 try { 293 assertTrue(format.parse("NegPrf123.45").doubleValue() == -123.45); 294 } catch(java.text.ParseException pe) { 295 fail("ParseException was thrown."); 296 } 297 format.setNegativePrefix(""); 298 assertEquals("", format.getNegativePrefix()); 299 300 format.setNegativePrefix(null); 301 assertNull(format.getNegativePrefix()); 302 } 303 public void test_setNegativeSuffixLjava_lang_String() { 304 DecimalFormat format = new DecimalFormat(); 305 assertEquals("", format.getNegativeSuffix()); 306 307 format.setNegativeSuffix("NegSfx"); 308 assertEquals("NegSfx", format.getNegativeSuffix()); 309 try { 310 assertTrue(format.parse("123.45NegPfx").doubleValue() == 123.45); 311 } catch(java.text.ParseException pe) { 312 fail("ParseException was thrown."); 313 } 314 315 format.setNegativeSuffix(""); 316 assertEquals("", format.getNegativeSuffix()); 317 318 format.setNegativeSuffix(null); 319 assertNull(format.getNegativeSuffix()); 320 } 321 322 public void test_toLocalizedPattern() { 323 DecimalFormat format = new DecimalFormat(); 324 format.setDecimalFormatSymbols(new DecimalFormatSymbols(Locale.US)); 325 try { 326 format.applyLocalizedPattern("#.#"); 327 assertEquals("Wrong pattern 1", "#0.#", format.toLocalizedPattern()); 328 format.applyLocalizedPattern("#."); 329 assertEquals("Wrong pattern 2", "#0.", format.toLocalizedPattern()); 330 format.applyLocalizedPattern("#"); 331 assertEquals("Wrong pattern 3", "#", format.toLocalizedPattern()); 332 format.applyLocalizedPattern(".#"); 333 assertEquals("Wrong pattern 4", "#.0", format.toLocalizedPattern()); 334 } catch (Exception e) { 335 fail("Unexpected exception " + e.toString()); 336 } 337 } 338 339 public void test_toPattern() { 340 DecimalFormat format = new DecimalFormat(); 341 try { 342 format.applyPattern("#.#"); 343 assertEquals("Wrong pattern 1", "#0.#", format.toPattern()); 344 format.applyPattern("#."); 345 assertEquals("Wrong pattern 2", "#0.", format.toPattern()); 346 format.applyPattern("#"); 347 assertEquals("Wrong pattern 3", "#", format.toPattern()); 348 format.applyPattern(".#"); 349 assertEquals("Wrong pattern 4", "#.0", format.toPattern()); 350 } catch (Exception e) { 351 fail("Unexpected exception " + e.toString()); 352 } 353 } 354 public void test_setGroupingUse() { 355 DecimalFormat format = new DecimalFormat(); 356 357 StringBuffer buf = new StringBuffer(); 358 format.setGroupingUsed(false); 359 format.format(new Long(1970), buf, new FieldPosition(0)); 360 assertEquals("1970", buf.toString()); 361 assertFalse(format.isGroupingUsed()); 362 format.format(new Long(1970), buf, new FieldPosition(0)); 363 assertEquals("19701970", buf.toString()); 364 assertFalse(format.isGroupingUsed()); 365 366 format.setGroupingUsed(true); 367 format.format(new Long(1970), buf, new FieldPosition(0)); 368 assertEquals("197019701,970", buf.toString()); 369 assertTrue(format.isGroupingUsed()); 370 } 371 372 public void test_Constructor() { 373 // Test for method java.text.DecimalFormat() 374 // the constructor form that specifies a pattern is equal to the form 375 // constructed with no pattern and applying that pattern using the 376 // applyPattern call 377 try { 378 DecimalFormat format1 = new DecimalFormat(); 379 format1.applyPattern("'$'1000.0000"); 380 DecimalFormat format2 = new DecimalFormat(); 381 format2.applyPattern("'$'1000.0000"); 382 assertTrue( 383 "Constructed format did not match applied format object", 384 format2.equals(format1)); 385 DecimalFormat format3 = new DecimalFormat("'$'1000.0000"); 386 assertTrue( 387 "Constructed format did not match applied format object", 388 format3.equals(format1)); 389 DecimalFormat format4 = new DecimalFormat("'$'8000.0000"); 390 assertTrue( 391 "Constructed format did not match applied format object", 392 !format4.equals(format1)); 393 } catch (Exception e) { 394 fail("Unexpected exception " + e.toString()); 395 } 396 } 397 398 public void test_ConstructorLjava_lang_String() { 399 // Test for method java.text.DecimalFormat(java.lang.String) 400 // the constructor form that specifies a pattern is equal to the form 401 // constructed with no pattern and applying that pattern using the 402 // applyPattern call 403 DecimalFormat format = new DecimalFormat("'$'0000.0000"); 404 DecimalFormat format1 = new DecimalFormat(); 405 format1.applyPattern("'$'0000.0000"); 406 assertTrue("Constructed format did not match applied format object", 407 format.equals(format1)); 408 409 String [] patterns = {"####.##", "######.######", "000000.000000", 410 "######.000000", "000000.######", " ###.###", "$#####.######", 411 "$$####.######", "%#,##,###,####", "#,##0.00;(#,##0.00)"}; 412 413 for(String str:patterns) { 414 new DecimalFormat(str); 415 } 416 417 try { 418 new DecimalFormat(null); 419 fail("NullPointerException wasn't thrown."); 420 } catch(NullPointerException npe){ 421 //expected 422 } 423 424 String [] incPatterns = {"%#,##,###,####'", "#.##0.00"}; 425 for(String str:incPatterns) { 426 try { 427 new DecimalFormat(str); 428 fail("IllegalArgumentException wasn't thrown for pattern: " + str); 429 } catch(IllegalArgumentException iae){ 430 //expected 431 } 432 } 433 } 434 435 /** 436 * Case 1: Try to construct object using correct pattern and fromat symbols. 437 * Case 2: Try to construct object using null arguments. 438 * Case 3: Try to construct object using incorrect pattern. 439 */ 440 public void test_ConstructorLjava_lang_StringLjava_text_DecimalFormatSymbols() { 441 try { 442 // case 1: Try to construct object using correct pattern and fromat 443 // symbols. 444 DecimalFormatSymbols dfs = new DecimalFormatSymbols(Locale.CANADA); 445 DecimalFormat format1 = new DecimalFormat("'$'1000.0000", dfs); 446 DecimalFormat format2 = new DecimalFormat(); 447 format2.applyPattern("'$'1000.0000"); 448 format2.setDecimalFormatSymbols(dfs); 449 assertTrue( 450 "Constructed format did not match applied format object", 451 format2.equals(format1)); 452 assertTrue( 453 "Constructed format did not match applied format object", 454 !format1.equals(new DecimalFormat("'$'1000.0000", 455 new DecimalFormatSymbols(Locale.CHINA)))); 456 457 // case 2: Try to construct object using null arguments. 458 try { 459 new DecimalFormat("'$'1000.0000", (DecimalFormatSymbols) null); 460 fail("Expected NullPointerException was not thrown"); 461 } catch (NullPointerException e) { 462 // expected 463 } 464 try { 465 new DecimalFormat(null, new DecimalFormatSymbols()); 466 fail("Expected NullPointerException was not thrown"); 467 } catch (NullPointerException e) { 468 // expected 469 } 470 try { 471 new DecimalFormat(null, (DecimalFormatSymbols) null); 472 fail("Expected NullPointerException was not thrown"); 473 } catch (NullPointerException e) { 474 // expected 475 } 476 477 // case 3: Try to construct object using incorrect pattern. 478 try { 479 new DecimalFormat("$'", new DecimalFormatSymbols()); 480 fail("Expected IllegalArgumentException was not thrown"); 481 } catch (IllegalArgumentException e) { 482 // expected 483 } 484 } catch (Exception e) { 485 fail("Unexpected exception " + e.toString()); 486 } 487 } 488 489 /** 490 * Case 1: Try to apply correct variants of pattern. 491 * Case 2: Try to apply malformed patten. Case 3: Try to apply null pattern. 492 */ 493 public void test_applyLocalizedPatternLjava_lang_String() { 494 DecimalFormat format = new DecimalFormat(); 495 try { 496 // case 1: Try to apply correct variants of pattern. 497 format.applyLocalizedPattern("#.#"); 498 assertEquals("Wrong pattern 1", "#0.#", format.toLocalizedPattern()); 499 format.applyLocalizedPattern("#."); 500 assertEquals("Wrong pattern 2", "#0.", format.toLocalizedPattern()); 501 format.applyLocalizedPattern("#"); 502 assertEquals("Wrong pattern 3", "#", format.toLocalizedPattern()); 503 format.applyLocalizedPattern(".#"); 504 assertEquals("Wrong pattern 4", "#.0", format.toLocalizedPattern()); 505 506 // case 2: Try to apply malformed patten. 507 try { 508 format.applyLocalizedPattern("'#,#:#0.0#;(#)"); 509 fail("Expected IllegalArgumentException was not thrown"); 510 } catch (IllegalArgumentException e) { 511 // expected 512 } 513 514 // case 3: Try to apply null patern. 515 try { 516 format.applyLocalizedPattern((String) null); 517 fail("Expected NullPointerException was not thrown"); 518 } catch (NullPointerException e) { 519 // expected 520 } 521 } catch (Exception e) { 522 fail("Unexpected exception " + e.toString()); 523 } 524 } 525 526 public void test_applyPatternLjava_lang_String() { 527 DecimalFormat format = new DecimalFormat("#.#"); 528 assertEquals("Wrong pattern 1", "#0.#", format.toPattern()); 529 format = new DecimalFormat("#."); 530 assertEquals("Wrong pattern 2", "#0.", format.toPattern()); 531 format = new DecimalFormat("#"); 532 assertEquals("Wrong pattern 3", "#", format.toPattern()); 533 format = new DecimalFormat(".#"); 534 assertEquals("Wrong pattern 4", "#.0", format.toPattern()); 535 536 DecimalFormat decFormat = new DecimalFormat("#.#"); 537 538 try { 539 decFormat.applyPattern(null); 540 fail("NullPointerException was not thrown."); 541 } catch(NullPointerException npe) { 542 //expected 543 } 544 545 String [] incPatterns = {"%#,##,###,####'", "#.##0.00"}; 546 for(String str:incPatterns) { 547 try { 548 decFormat.applyPattern(str); 549 fail("IllegalArgumentException was not thrown for pattern: " + 550 str); 551 } catch(IllegalArgumentException iae) { 552 //expected 553 } 554 } 555 } 556 557 // AndroidOnly: icu supports 2 grouping sizes 558 public void test_applyPatternLjava_lang_String2() { 559 DecimalFormat decFormat = new DecimalFormat("#.#"); 560 String [] patterns = {"####.##", "######.######", "000000.000000", 561 "######.000000", "000000.######", " ###.###", "$#####.######", 562 "$$####.######", "%#,##,###,####", "#,##0.00;(#,##0.00)", 563 "##.##-E"}; 564 565 String [] expResult = {"#0.##", "#0.######", "#000000.000000", 566 "#.000000", "#000000.######", " #0.###", "$#0.######", 567 "$$#0.######", 568 "%#,###,####", // icu only. icu supports two grouping sizes 569 "#,##0.00;(#,##0.00)", 570 "#0.##-'E'"}; // icu only. E in the suffix does not need to be 571 // quoted. This is done automatically. 572 573 for (int i = 0; i < patterns.length; i++) { 574 decFormat.applyPattern(patterns[i]); 575 String result = decFormat.toPattern(); 576 assertEquals("Failed to apply following pattern: " + patterns[i] + 577 " expected: " + expResult[i] + " returned: " + result, 578 expResult[i], result); 579 } 580 } 581 582 public void test_clone() { 583 DecimalFormat format = (DecimalFormat) DecimalFormat 584 .getInstance(Locale.US); 585 DecimalFormat cloned = (DecimalFormat) format.clone(); 586 assertEquals(cloned.getDecimalFormatSymbols(), format 587 .getDecimalFormatSymbols()); 588 589 format = new DecimalFormat("'$'0000.0000"); 590 DecimalFormat format1 = (DecimalFormat) (format.clone()); 591 // make sure the objects are equal 592 assertTrue("Object's clone isn't equal!", format.equals(format1)); 593 // change the content of the clone and make sure it's not equal anymore 594 // verifies that it's data is now distinct from the original 595 format1.applyPattern("'$'0000.####"); 596 assertTrue("Object's changed clone should not be equal!", !format 597 .equals(format1)); 598 } 599 600 private void compare(String testName, String format, String expected) { 601 assertTrue(testName + " got: " + format + " expected: " + expected, 602 format.equals(expected)); 603 } 604 605 private boolean compare(int count, String format, String expected) { 606 boolean result = format.equals(expected); 607 if (!result) 608 System.out.println("Failure test: " + count + " got: " + format 609 + " expected: " + expected); 610 return result; 611 } 612 613 public void test_formatDLjava_lang_StringBufferLjava_text_FieldPosition() { 614 new Support_DecimalFormat( 615 "test_formatDLjava_lang_StringBufferLjava_text_FieldPosition") 616 .t_format_with_FieldPosition(); 617 618 int failCount = 0; 619 BitSet failures = new BitSet(); 620 621 final DecimalFormatSymbols dfs = new DecimalFormatSymbols(Locale.US); 622 623 DecimalFormat df = new DecimalFormat("00.0#E0", dfs); 624 compare("00.0#E0: 0.0", df.format(0.0), "00.0E0"); 625 compare("00.0#E0: 1.0", df.format(1.0), "10.0E-1"); 626 compare("00.0#E0: 12.0", df.format(12.0), "12.0E0"); 627 compare("00.0#E0: 123.0", df.format(123.0), "12.3E1"); 628 compare("00.0#E0: 1234.0", df.format(1234.0), "12.34E2"); 629 compare("00.0#E0: 12346.0", df.format(12346.0), "12.35E3"); 630 compare("00.0#E0: 99999.0", df.format(99999.0), "10.0E4"); 631 compare("00.0#E0: 1.2", df.format(1.2), "12.0E-1"); 632 compare("00.0#E0: 12.3", df.format(12.3), "12.3E0"); 633 compare("00.0#E0: 123.4", df.format(123.4), "12.34E1"); 634 compare("00.0#E0: 1234.6", df.format(1234.6), "12.35E2"); 635 compare("00.0#E0: 9999.9", df.format(9999.9), "10.0E3"); 636 compare("00.0#E0: 0.1", df.format(0.1), "10.0E-2"); 637 compare("00.0#E0: 0.12", df.format(0.12), "12.0E-2"); 638 compare("00.0#E0: 0.123", df.format(0.123), "12.3E-2"); 639 compare("00.0#E0: 0.1234", df.format(0.1234), "12.34E-2"); 640 compare("00.0#E0: 0.12346", df.format(0.12346), "12.35E-2"); 641 compare("00.0#E0: 0.99999", df.format(0.99999), "10.0E-1"); 642 compare("00.0#E0: -0.0", df.format(-0.0), "-00.0E0"); 643 compare("00.0#E0: -1.0", df.format(-1.0), "-10.0E-1"); 644 compare("00.0#E0: -12.0", df.format(-12.0), "-12.0E0"); 645 compare("00.0#E0: -123.0", df.format(-123.0), "-12.3E1"); 646 compare("00.0#E0: -1234.0", df.format(-1234.0), "-12.34E2"); 647 compare("00.0#E0: -12346.0", df.format(-12346.0), "-12.35E3"); 648 compare("00.0#E0: -99999.0", df.format(-99999.0), "-10.0E4"); 649 650 df = new DecimalFormat("##0.0E0", dfs); 651 compare("##0.0E0: -0.0", df.format(-0.0), "-0.0E0"); 652 compare("##0.0E0: 0.0", df.format(0.0), "0.0E0"); 653 compare("##0.0E0: 1.0", df.format(1.0), "1.0E0"); 654 compare("##0.0E0: 12.0", df.format(12.0), "12E0"); 655 compare("##0.0E0: 123.0", df.format(123.0), "123E0"); // Android fails, here! 656 compare("##0.0E0: 1234.0", df.format(1234.0), "1.234E3"); 657 compare("##0.0E0: 12346.0", df.format(12346.0), "12.35E3"); 658 // Fails in JDK 1.2.2 659 if (!compare(failCount, df.format(99999.0), "100E3")) 660 failures.set(failCount); 661 failCount++; 662 compare("##0.0E0: 999999.0", df.format(999999.0), "1.0E6"); 663 664 df = new DecimalFormat("#00.0##E0", dfs); 665 compare("#00.0##E0: 0.1", df.format(0.1), "100E-3"); 666 compare("#00.0##E0: 0.12", df.format(0.12), "120E-3"); 667 compare("#00.0##E0: 0.123", df.format(0.123), "123E-3"); 668 compare("#00.0##E0: 0.1234", df.format(0.1234), "123.4E-3"); 669 compare("#00.0##E0: 0.1234567", df.format(0.1234567), "123.457E-3"); 670 compare("#00.0##E0: 0.01", df.format(0.01), "10.0E-3"); 671 compare("#00.0##E0: 0.012", df.format(0.012), "12.0E-3"); 672 compare("#00.0##E0: 0.0123", df.format(0.0123), "12.3E-3"); 673 compare("#00.0##E0: 0.01234", df.format(0.01234), "12.34E-3"); 674 compare("#00.0##E0: 0.01234567", df.format(0.01234567), "12.3457E-3"); 675 compare("#00.0##E0: 0.001", df.format(0.001), "1.00E-3"); 676 compare("#00.0##E0: 0.0012", df.format(0.0012), "1.20E-3"); 677 compare("#00.0##E0: 0.00123", df.format(0.00123), "1.23E-3"); 678 compare("#00.0##E0: 0.001234", df.format(0.001234), "1.234E-3"); 679 compare("#00.0##E0: 0.001234567", df.format(0.001234567), "1.23457E-3"); 680 compare("#00.0##E0: 0.0001", df.format(0.0001), "100E-6"); 681 compare("#00.0##E0: 0.00012", df.format(0.00012), "120E-6"); 682 compare("#00.0##E0: 0.000123", df.format(0.000123), "123E-6"); 683 compare("#00.0##E0: 0.0001234", df.format(0.0001234), "123.4E-6"); 684 compare("#00.0##E0: 0.0001234567", df.format(0.0001234567), 685 "123.457E-6"); 686 687 // Fails in JDK 1.2.2 688 if (!compare(failCount, df.format(0.0), "0.00E0")) 689 failures.set(failCount); 690 failCount++; 691 compare("#00.0##E0: 1.0", df.format(1.0), "1.00E0"); 692 compare("#00.0##E0: 12.0", df.format(12.0), "12.0E0"); 693 compare("#00.0##E0: 123.0", df.format(123.0), "123E0"); 694 compare("#00.0##E0: 1234.0", df.format(1234.0), "1.234E3"); 695 compare("#00.0##E0: 12345.0", df.format(12345.0), "12.345E3"); 696 compare("#00.0##E0: 123456.0", df.format(123456.0), "123.456E3"); 697 compare("#00.0##E0: 1234567.0", df.format(1234567.0), "1.23457E6"); 698 compare("#00.0##E0: 12345678.0", df.format(12345678.0), "12.3457E6"); 699 compare("#00.0##E0: 99999999.0", df.format(99999999.0), "100E6"); 700 701 df = new DecimalFormat("#.0E0", dfs); 702 compare("#.0E0: -0.0", df.format(-0.0), "-.0E0"); 703 compare("#.0E0: 0.0", df.format(0.0), ".0E0"); 704 compare("#.0E0: 1.0", df.format(1.0), ".1E1"); 705 compare("#.0E0: 12.0", df.format(12.0), ".12E2"); 706 compare("#.0E0: 123.0", df.format(123.0), ".12E3"); 707 compare("#.0E0: 1234.0", df.format(1234.0), ".12E4"); 708 compare("#.0E0: 9999.0", df.format(9999.0), ".1E5"); 709 710 df = new DecimalFormat("0.#E0", dfs); 711 compare("0.#E0: -0.0", df.format(-0.0), "-0E0"); 712 compare("0.#E0: 0.0", df.format(0.0), "0E0"); 713 compare("0.#E0: 1.0", df.format(1.0), "1E0"); 714 compare("0.#E0: 12.0", df.format(12.0), "1.2E1"); 715 compare("0.#E0: 123.0", df.format(123.0), "1.2E2"); 716 compare("0.#E0: 1234.0", df.format(1234.0), "1.2E3"); 717 compare("0.#E0: 9999.0", df.format(9999.0), "1E4"); 718 719 df = new DecimalFormat(".0E0", dfs); 720 compare(".0E0: -0.0", df.format(-0.0), "-.0E0"); 721 compare(".0E0: 0.0", df.format(0.0), ".0E0"); 722 compare(".0E0: 1.0", df.format(1.0), ".1E1"); 723 compare(".0E0: 12.0", df.format(12.0), ".1E2"); 724 compare(".0E0: 123.0", df.format(123.0), ".1E3"); 725 compare(".0E0: 1234.0", df.format(1234.0), ".1E4"); 726 compare(".0E0: 9999.0", df.format(9999.0), ".1E5"); 727 728 df = new DecimalFormat("0.E0", dfs); 729 // Fails in JDK 1.2.2 730 if (!compare(failCount, df.format(0.0), "0.E0")) 731 failures.set(failCount); 732 failCount++; 733 if (!compare(failCount, df.format(1.0), "1.E0")) 734 failures.set(failCount); 735 failCount++; 736 if (!compare(failCount, df.format(12.0), "1.E1")) 737 failures.set(failCount); 738 failCount++; 739 if (!compare(failCount, df.format(123.0), "1.E2")) 740 failures.set(failCount); 741 failCount++; 742 if (!compare(failCount, df.format(1234.0), "1.E3")) 743 failures.set(failCount); 744 failCount++; 745 if (!compare(failCount, df.format(9999.0), "1.E4")) 746 failures.set(failCount); 747 failCount++; 748 749 df = new DecimalFormat("##0.00#E0", dfs); 750 compare("##0.00#E0: 0.1", df.format(0.1), "100E-3"); 751 compare("##0.00#E0: 0.1234567", df.format(0.1234567), "123.457E-3"); 752 compare("##0.00#E0: 0.9999999", df.format(0.9999999), "1.00E0"); 753 compare("##0.00#E0: 0.01", df.format(0.01), "10.0E-3"); 754 compare("##0.00#E0: 0.01234567", df.format(0.01234567), "12.3457E-3"); 755 compare("##0.00#E0: 0.09999999", df.format(0.09999999), "100E-3"); 756 compare("##0.00#E0: 0.001", df.format(0.001), "1.00E-3"); 757 compare("##0.00#E0: 0.001234567", df.format(0.001234567), "1.23457E-3"); 758 compare("##0.00#E0: 0.009999999", df.format(0.009999999), "10.0E-3"); 759 compare("##0.00#E0: 0.0001", df.format(0.0001), "100E-6"); 760 compare("##0.00#E0: 0.0001234567", df.format(0.0001234567), 761 "123.457E-6"); 762 compare("##0.00#E0: 0.0009999999", df.format(0.0009999999), "1.00E-3"); 763 764 df = new DecimalFormat("###0.00#E0", dfs); 765 compare("###0.00#E0: 0.1", df.format(0.1), "1000E-4"); 766 compare("###0.00#E0: 0.12345678", df.format(0.12345678), "1234.568E-4"); 767 compare("###0.00#E0: 0.99999999", df.format(0.99999999), "1.00E0"); 768 compare("###0.00#E0: 0.01", df.format(0.01), "100E-4"); 769 compare("###0.00#E0: 0.012345678", df.format(0.012345678), 770 "123.4568E-4"); 771 compare("###0.00#E0: 0.099999999", df.format(0.099999999), "1000E-4"); 772 compare("###0.00#E0: 0.001", df.format(0.001), "10.0E-4"); 773 compare("###0.00#E0: 0.0012345678", df.format(0.0012345678), 774 "12.34568E-4"); 775 compare("###0.00#E0: 0.0099999999", df.format(0.0099999999), "100E-4"); 776 compare("###0.00#E0: 0.0001", df.format(0.0001), "1.00E-4"); 777 compare("###0.00#E0: 0.00012345678", df.format(0.00012345678), 778 "1.234568E-4"); 779 compare("###0.00#E0: 0.00099999999", df.format(0.00099999999), 780 "10.0E-4"); 781 // Fails in JDK 1.2.2 782 if (!compare(failCount, df.format(0.00001), "1000E-8")) 783 failures.set(failCount); 784 failCount++; 785 compare("###0.00#E0: 0.000012345678", df.format(0.000012345678), 786 "1234.568E-8"); 787 compare("###0.00#E0: 0.000099999999", df.format(0.000099999999), 788 "1.00E-4"); 789 790 df = new DecimalFormat("###0.0#E0", dfs); 791 compare("###0.0#E0: 0.1", df.format(0.1), "1000E-4"); 792 compare("###0.0#E0: 0.1234567", df.format(0.1234567), "1234.57E-4"); 793 compare("###0.0#E0: 0.9999999", df.format(0.9999999), "1.0E0"); 794 // Fails in JDK 1.2.2 795 if (!compare(failCount, df.format(0.01), "100E-4")) 796 failures.set(failCount); 797 failCount++; 798 compare("###0.0#E0: 0.01234567", df.format(0.01234567), "123.457E-4"); 799 compare("###0.0#E0: 0.09999999", df.format(0.09999999), "1000E-4"); 800 compare("###0.0#E0: 0.001", df.format(0.001), "10E-4"); 801 compare("###0.0#E0: 0.001234567", df.format(0.001234567), "12.3457E-4"); 802 // Fails in JDK 1.2.2 803 if (!compare(failCount, df.format(0.009999999), "100E-4")) 804 failures.set(failCount); 805 failCount++; 806 compare("###0.0#E0: 0.0001", df.format(0.0001), "1.0E-4"); 807 compare("###0.0#E0: 0.0001234567", df.format(0.0001234567), 808 "1.23457E-4"); 809 compare("###0.0#E0: 0.0009999999", df.format(0.0009999999), "10E-4"); 810 // Fails in JDK 1.2.2 811 if (!compare(failCount, df.format(0.00001), "1000E-8")) 812 failures.set(failCount); 813 failCount++; 814 compare("###0.0#E0: 0.00001234567", df.format(0.00001234567), 815 "1234.57E-8"); 816 compare("###0.0#E0: 0.00009999999", df.format(0.00009999999), "1.0E-4"); 817 818 assertTrue("Failed " + failures + " of " + failCount, 819 failures.length() == 0); 820 821 String formatString = "##0.#"; 822 df = new DecimalFormat(formatString, dfs); 823 df.setMinimumFractionDigits(30); 824 compare(formatString + ": 0.000000000000000000000000000000", df 825 .format(0.0), "0.000000000000000000000000000000"); 826 compare(formatString + ": -0.000000000000000000000000000000", df 827 .format(-0.0), "-0.000000000000000000000000000000"); 828 compare(formatString + ": 1.000000000000000000000000000000", df 829 .format(1.0), "1.000000000000000000000000000000"); 830 compare(formatString + ": -1.000000000000000000000000000000", df 831 .format(-1.0), "-1.000000000000000000000000000000"); 832 833 df = new DecimalFormat(formatString); 834 df.setMaximumFractionDigits(30); 835 compare(formatString + ": 0", df.format(0.0), "0"); 836 compare(formatString + ": -0", df.format(-0.0), "-0"); 837 compare(formatString + ": 1", df.format(1.0), "1"); 838 compare(formatString + ": -1", df.format(-1.0), "-1"); 839 } 840 841 public void test_formatD() { 842 DecimalFormat format = (DecimalFormat) NumberFormat 843 .getInstance(Locale.ENGLISH); 844 format.setGroupingUsed(false); 845 format.setMaximumFractionDigits(400); 846 assertEquals("123456789012345", format.format(123456789012345.)); 847 assertEquals("1", "12345678901234.5", format.format(12345678901234.5)); 848 assertEquals("2", "1234567890123.25", format.format(1234567890123.25)); 849 assertEquals("3", "999999999999.375", format.format(999999999999.375)); 850 assertEquals("4", "99999999999.0625", format.format(99999999999.0625)); 851 assertEquals("5", "9999999999.03125", format.format(9999999999.03125)); 852 assertEquals("6", "999999999.015625", format.format(999999999.015625)); 853 assertEquals("7", "99999999.0078125", format.format(99999999.0078125)); 854 assertEquals("8", "9999999.00390625", format.format(9999999.00390625)); 855 assertEquals("9", "999999.001953125", format.format(999999.001953125)); 856 assertEquals("10", "9999.00048828125", format.format(9999.00048828125)); 857 assertEquals("11", "999.000244140625", format.format(999.000244140625)); 858 assertEquals("12", "99.0001220703125", format.format(99.0001220703125)); 859 assertEquals("13", "9.00006103515625", format.format(9.00006103515625)); 860 assertEquals("14", "0.000030517578125", format.format(0.000030517578125)); 861 } 862 863 864 public void test_getNegativePrefix() { 865 DecimalFormat df = new DecimalFormat(); 866 try { 867 df.setNegativePrefix("--"); 868 assertTrue("Incorrect negative prefix", df.getNegativePrefix() 869 .equals("--")); 870 } catch (Exception e) { 871 fail("Unexpected exception " + e.toString()); 872 } 873 } 874 875 public void test_getNegativeSuffix() { 876 DecimalFormat df = new DecimalFormat(); 877 try { 878 df.setNegativeSuffix("&"); 879 assertTrue("Incorrect negative suffix", df.getNegativeSuffix() 880 .equals("&")); 881 } catch (Exception e) { 882 fail("Unexpected exception " + e.toString()); 883 } 884 } 885 886 public void test_getPositivePrefix() { 887 DecimalFormat df = new DecimalFormat(); 888 try { 889 df.setPositivePrefix("++"); 890 assertTrue("Incorrect positive prefix", df.getPositivePrefix() 891 .equals("++")); 892 } catch (Exception e) { 893 fail("Unexpected exception " + e.toString()); 894 } 895 } 896 897 public void test_getPositiveSuffix() { 898 DecimalFormat df = new DecimalFormat(); 899 try { 900 df.setPositiveSuffix("%"); 901 assertTrue("Incorrect positive prefix", df.getPositiveSuffix() 902 .equals("%")); 903 } catch (Exception e) { 904 fail("Unexpected exception " + e.toString()); 905 } 906 } 907 908 public void test_hashCode() { 909 try { 910 DecimalFormat df1 = new DecimalFormat(); 911 DecimalFormat df2 = (DecimalFormat) df1.clone(); 912 assertTrue("Hash codes of equals object are not equal", df2 913 .hashCode() == df1.hashCode()); 914 } catch (Exception e) { 915 fail("Unexpected exception " + e.toString()); 916 } 917 } 918 919 public void test_parseLjava_lang_StringLjava_text_ParsePosition() { 920 DecimalFormat format = (DecimalFormat) NumberFormat 921 .getNumberInstance(Locale.ENGLISH); 922 ParsePosition pos = new ParsePosition(0); 923 Number result = format.parse("9223372036854775807", pos); 924 assertTrue("Wrong result type for Long.MAX_VALUE", 925 result.getClass() == Long.class); 926 assertEquals("Wrong result Long.MAX_VALUE", 927 Long.MAX_VALUE, result.longValue()); 928 pos = new ParsePosition(0); 929 result = format.parse("-9223372036854775808", pos); 930 assertTrue("Wrong result type for Long.MIN_VALUE", 931 result.getClass() == Long.class); 932 assertTrue("Wrong result Long.MIN_VALUE: " + result.longValue(), result 933 .longValue() == Long.MIN_VALUE); 934 pos = new ParsePosition(0); 935 result = format.parse("9223372036854775808", pos); 936 assertTrue("Wrong result type for Long.MAX_VALUE+1", 937 result.getClass() == Double.class); 938 assertEquals("Wrong result Long.MAX_VALUE + 1", 939 (double) Long.MAX_VALUE + 1, result.doubleValue()); 940 pos = new ParsePosition(0); 941 result = format.parse("-9223372036854775809", pos); 942 assertTrue("Wrong result type for Long.MIN_VALUE - 1", 943 result.getClass() == Double.class); 944 assertEquals("Wrong result Long.MIN_VALUE - 1", 945 (double) Long.MIN_VALUE - 1, result.doubleValue()); 946 947 pos = new ParsePosition(0); 948 result = format.parse("18446744073709551629", pos); 949 assertTrue("Wrong result type for overflow", 950 result.getClass() == Double.class); 951 assertEquals("Wrong result for overflow", 952 18446744073709551629d, result.doubleValue()); 953 954 pos = new ParsePosition(0); 955 result = format.parse("42325917317067571199", pos); 956 assertTrue("Wrong result type for overflow a: " + result, result 957 .getClass() == Double.class); 958 assertTrue("Wrong result for overflow a: " + result, result 959 .doubleValue() == 42325917317067571199d); 960 pos = new ParsePosition(0); 961 result = format.parse("4232591731706757119E1", pos); 962 assertTrue("Wrong result type for overflow b: " + result, result 963 .getClass() == Double.class); 964 assertEquals("Wrong result for overflow b: " + result, 965 42325917317067571190d, result.doubleValue()); 966 pos = new ParsePosition(0); 967 result = format.parse(".42325917317067571199E20", pos); 968 assertTrue("Wrong result type for overflow c: " + result, result 969 .getClass() == Double.class); 970 assertTrue("Wrong result for overflow c: " + result, result 971 .doubleValue() == 42325917317067571199d); 972 pos = new ParsePosition(0); 973 result = format.parse("922337203685477580.9E1", pos); 974 assertTrue("Wrong result type for overflow d: " + result, result 975 .getClass() == Double.class); 976 assertTrue("Wrong result for overflow d: " + result, result 977 .doubleValue() == 9223372036854775809d); 978 pos = new ParsePosition(0); 979 result = format.parse("9.223372036854775809E18", pos); 980 assertTrue("Wrong result type for overflow e: " + result, result 981 .getClass() == Double.class); 982 assertTrue("Wrong result for overflow e: " + result, result 983 .doubleValue() == 9223372036854775809d); 984 985 // test parse with multipliers 986 format.setMultiplier(100); 987 result = format.parse("9223372036854775807", new ParsePosition(0)); 988 assertEquals("Wrong result type multiplier 100: " + result, Long.class, result.getClass()); 989 // RI on windows and linux both answer with a slightly rounded result 990 assertTrue("Wrong result for multiplier 100: " + result, result 991 .longValue() == 92233720368547760L); 992 format.setMultiplier(1000); 993 result = format.parse("9223372036854775807", new ParsePosition(0)); 994 assertTrue("Wrong result type multiplier 1000: " + result, result 995 .getClass() == Long.class); 996 assertTrue("Wrong result for multiplier 1000: " + result, result 997 .longValue() == 9223372036854776L); 998 999 format.setMultiplier(10000); 1000 result = format.parse("9223372036854775807", new ParsePosition(0)); 1001 assertTrue("Wrong result type multiplier 10000: " + result, result 1002 .getClass() == Double.class); 1003 assertTrue("Wrong result for multiplier 10000: " + result, result 1004 .doubleValue() == 922337203685477.5807d); 1005 1006 } 1007 } 1008
